Re: headsup: swap_pager.c

From: Poul-Henning Kamp (phk_at_phk.freebsd.dk)
Date: 08/01/03

  • Next message: Adrian Chadd: "Re: headsup: swap_pager.c" 
    To: David Schultz <das@freebsd.org>
Date: Fri, 01 Aug 2003 10:28:41 +0200

    In message <20030801082336.GA75619@HAL9000.homeunix.com>, David Schultz writes:

    >But since you just ripped out the debugging stuff for the radix
    >tree bitmap, I'm guessing that your plan is to replace the bitmap
    >with something else within the next few days anyway...

    I actually do not plan on replacing the radix code in this round.
    I want to see how it performs before I vote it out. I don't currently
    see any resource managers in the kernel which obviously would do
    a better job.

    >Can you please describe how the interface between ccd(4) and the
    >swap subsystem will work? I like this idea, but it isn't
    >immediately obvious how you plan to implement striping based on
    >load and dynamic addition and removal of swap space.

            ccdconfig -c ccd0 128 0 /dev/da0b /dev/da1b /dev/da2b
            swapon /dev/ccd0 

    -- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.
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  • Next message: Adrian Chadd: "Re: headsup: swap_pager.c"

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